.footer {
    text-align: center;
}

.f-top{
    background: #ececec;
}
.f-top2{
    display: flex;
    height: 150px;
    justify-content: space-between;
    text-align: left;
    height: 150px;
    padding: 10px 0px;
    box-sizing: border-box;
}
.f-top dd{
    font-weight: bold;
    color: #2f2f2f;
    font-size: 14px;
}
.f-top dt{
    font-size: 12px;
    color: #7f7f7f;
    margin-top: 5px;
}

.f-guanggao{
    margin: 20px auto;
}
.f-nav{
    margin: 20px auto;
    font-size: 12px;
    color: #989898;
}
.f-nav a{
    display: inline-block;
    margin-bottom: 10px;
    color: #989898;
}